<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
		<link href="css/bootstrap.min.css" rel="stylesheet" />
		<style type="text/css">
			div[class^=col] {
				border: solid 1px orange;
			}
		</style>
	</head>
	<body>
		<!-- 
		  1.容器两边有15px的padding
		    padding-left:15px
		    padding-right:15px
		  2.行两边有-15的margin
		    margin-left:-15px
		    margin-right:-15px
		  3.列两边有15px的padding
		    padding-left:15px
		    padding-right:15px
	    -->
		<div class="container">
			<div class="row">
				<div class="col-md-1">1</div>
				<div class="col-md-1">1</div>
				<div class="col-md-10">
					<div class="container">
						<tr class="row">
							<td class="col-md-12">zhangsan</td>
						</tr>
					</div>
				</div>
			</div>
		</div>
	</body>
</html>
